Published: 09/09/2016 Updated: 07/11/2023

CVSS v2 Base Score: 4.3 | Impact Score: 2.9 | Exploitability Score: 8.6

CVSS v3 Base Score: 5.9 | Impact Score: 3.6 | Exploitability Score: 2.2

VMScore: 383

Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

epan/dissectors/packet-h225.c in the H.225 dissector in Wireshark 2.x prior to 2.0.6 calls snprintf with one of its input buffers as the output buffer, which allows remote malicious users to cause a denial of service (copy overlap and application crash) via a crafted packet.

Vulnerable Product	Search on Vulmon	Subscribe to Product
wireshark wireshark 2.0.0
wireshark wireshark 2.0.4
wireshark wireshark 2.0.1
wireshark wireshark 2.0.2
wireshark wireshark 2.0.3
wireshark wireshark 2.0.5
debian debian linux 8.0

It may be possible to make Wireshark crash via the H225 dissector by injecting a malformed packet onto the wire or by convincing someone to read a malformed packet trace file ...

CWE-119 https://www.wireshark.org/security/wnpa-sec-2016-51.html https://code.wireshark.org/review/16852 https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=12700 http://www.securitytracker.com/id/1036760 http://www.debian.org/security/2016/dsa-3671 https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=6d8261994bb928b7e80e3a2478a3d939ea1ef373 https://nvd.nist.gov https://security.archlinux.org/CVE-2016-7176

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CVE-2016-7176

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